Relias Dysrhythmia Basic A questions and verified answers

, Normal sinus rhythm - CORRECT ANSWERS -Regular
Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec

Sinus Bradycardia - CORRECT ANSWERS -Regular
Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec

Sinus Tachycardia - CORRECT ANSWERS -Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec

Premature Atrial Contraction - CORRECT ANSWERS -IRREGULAR
Rate: depends on underlying rhythm
P wave: Present or hidden in T wave
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec

Atrial Fibrillation - CORRECT ANSWERS -IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec

A fib RVR - CORRECT ANSWERS -IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec

Atrial Flutter - CORRECT ANSWERS -Usually REGULAR can be irregular
Atrial rate: 250-350
Ventricular rate: variable BUT < atrial rate
P Wave: Flutter
PR Interval: N/A
QRS: <0.12 sec

Supraventricular Tachycardia - CORRECT ANSWERS -Regular
Rate: 150-350